查询词典 speculum metal

Annual output of various specifications of more than 500 tons of metal wire; metal knitting net 500,000 m2, of which net square hole size 3 ~ 500 head / inch, mesh size of 8.00 ~ 0.025mm; dense network pattern specifications for 7 40 /~ 400 3200 Head / inch, mesh size of 315 ~ 3m; various filter components, filter 1.5 million, the smallest filtration precision of up to 1m; screener seized a (75mm, 200mm sieve sets of high precision electric molding and 200mm Screen test sets) is the national standard grinding found the Commission designated by a manufacturer; steel screw sets (with a high strength, corrosion resistance, impact resistance, high temperature, can be embedded in aluminum, magnesium and plastics such as low-intensity within the screw shell a new type of screw fasteners, specifications have an ordinary type, locking type and silver-plated type) and vibration screening equipment.

年产各种规格金属丝材500多吨；金属编织网50万m2，其中方孔网规格为3～500目/英寸，网孔尺寸8.00～0.025mm；密纹网规格为7×40/～400×3200目/英寸，网孔尺寸315～3μm；各种滤网组件、滤芯150万件，最小过滤精度可达1μm ；筛分检具（φ75mm、φ200mm高精度电成型套筛和Φ200mm试验套筛），是国家磨委会指定的标准检具生产厂家；钢丝螺套(具有高强度、抗腐蚀、耐冲击、耐高温，能嵌入铝、镁及塑料等低强度壳体螺孔内的新型螺纹紧固件，规格有普通型、锁紧型和镀银型)及振动筛分设备。

The main products: mechanical and electrical products, power cables, metallurgical burden, building materials, scrap metal recycling, chemical products, metal materials, electrical fittings, cable bridge, highway divider, and to undertake large-scale bridge lifting, loading and transport of bulky, Hoisting large and medium-sized equipment, maintenance of the installation business.

机电产品、电力电缆、冶金炉料、建筑材料、废旧金属回收、化工产品、金属材料、电力金具、电缆桥架、高速公路护栏，并承接大型桥梁吊装、大件吊装和运输、大中型设备吊装、维修安装业务。

The effects of different center metal ions on third-order NLO properties are discussed. And the conclusion is drawn that the charge transfers from macrocycle π-orbital to metal d orbital make the substantial contributions to microscopic hyperpolarizability.

论文的第三章选择系列酞菁化合物作为研究对象，讨论了不同的中心金属离子对三阶非线性光学性质的影响，确认酞菁共轭环平面上的π轨道到金属离子的d轨道电子跃迁对三阶非线性光学极化率起主要贡献。

Invested Taiwan precise auto lathe for manufacturing various small metal parts and shaft parts; involved in metal cutting and processing for serving clients with more complete services

2002年：投资台湾精密自动车床，生产各类小五件、轴类零件等，进入金属切削加工领域，为客户提供更加全面的配套服务

The characteristics and trends in material research／development at present are discussed,focusing on the new progress in material research done by the Institute of Metal Research CAS.What were studied include ultra-high strength maraging steel,nickel-free austenite stainless steel for medical applications.coronary artery bracket for drug's slow release,antibiotic stainless steel and metal hydride for the use of air conditioner.

摘 要：首先分析了材料研究与发展中呈现出的新特点和新趋势，着重介绍了中国科学院金属研究所相关课题组近年来在超高强度马氏体时效钢、新型医用无镍奥氏体不锈钢、缓释药物冠动脉支架、抗菌不锈钢、金属氢化物空调等新材料及新材料技术方面的研究新进展。

Power system ; HVDC power transmission ; Ground return ; Metal return ; Ground return transfer switch; Metal return transfer breaker

电力系统；直流输电；大地回线；金属回线；大地回线转换开关；金属回线转换开关

Two carbonyl triruthenium metal clusters were separated with cellulose tris (3, 5-dimethylphenyl-carbamate) as chiral stationary phase. The effects of the optimal conditions were determined according to the effects of the mobile phase composition, the flow rate of the mobile phase and the solvents of the samples etc on the chiral separation of the metal clusters.

应用纤维素三（3， 5-二甲基苯基氨基甲酸酯）手性固定相对2种羰基钌金属簇合物进行了拆分，通过流动相组成、流速和样品溶剂等条件对拆分影响的考察对拆分条件进行了优化。

Exchang reaction of carbonyl with organic or inorganic ligands of electron-doner and metathesis of metal halids with carbonyl metal negative ion have been used to prepare some heteronuclear atomic clusters. The reaction condition are often moderate. They performed easier and have, a mord yield.

利用给电子有机和无机配位体的交换反应和金属卤化物与羰基金属阴离子的复分解反应，合成异核原子簇具有反应条件温和易于控制，收率较高的特点。

The company has passed ISO 9001 quality management system certification, specializing in a variety of electrical components of the metal surface treatment, electrical products contact pieces point gold-plated, silver, nickel, copper, tin, zinc and acid, such as electroplating, aluminum oxide and coloring , and metal pieces of the surface of electroless nickel plating.

公司已通过 ISO 9001 质量管理体系认证，专业从事各种电器元件的金属表面处理，电器产品接触件、点的镀金、银、镍、铜、锡、锌及酸洗等电镀，铝材氧化和着色，及金属件表面化学镀镍。

Fertilization of heavy metal contaminated soils is a practicable technology for mitigating heavy metal content in shoots of leaf vegetables.

重金属污染土壤施肥处理是一种值得推广的降低叶菜有害重金属含量的有效技术。

You can buy sweetened beverages, if that suits you.

你若喜欢的话，可以买些含有糖精的混合饮料。

As many of you are probably aware, Nick and Vanessa were recently faced with an embarrasing sex scandal after naked pictures of the two getting jiggy with it in a hot tub surfaced the net.

正如很多你可能知道，尼克和 Vanessa 最近面临一个尴尬的绯闻事件后，赤裸裸的图片两个越来越jiggy与它在浴缸中的一个热点浮现净。